Certified Energy Auditor Certification Certified Energy Auditor Energy Audit Data Analysis Questions and Answers 3

Question 1

What is the recommended minimum number of months of utility data needed to develop a reliable energy baseline per IPMVP Option C?

Accepted Answer

12 months

Answer

3 months

Answer

6 months

Answer

24 months

Question 2

When analyzing demand profiles from interval data, a consistent spike occurring every weekday at 8:00 AM most likely indicates:

Accepted Answer

Simultaneous startup of HVAC and lighting systems

Answer

A metering error

Answer

After-hours janitorial operations

Answer

Weekend occupancy override

Question 3

In a measurement and verification (M&V) plan, what does the term 'non-routine adjustment' refer to?

Accepted Answer

A correction for changes unrelated to the energy conservation measure, such as building additions

Answer

A standard weather normalization

Answer

The calibration of measurement instruments

Answer

A routine maintenance schedule adjustment

Question 4

An energy auditor is comparing two buildings using ENERGY STAR Portfolio Manager. Building A scores 78 and Building B scores 52. What can be concluded?

Accepted Answer

Building A performs better than 78% of similar buildings nationally

Answer

Building A uses exactly 78 kBtu/sf/yr

Answer

Building B is not eligible for energy improvements

Answer

Both buildings exceed the ENERGY STAR certification threshold

Question 5

When performing a utility rate analysis, which component of a commercial electricity bill typically offers the greatest savings opportunity through operational changes?

Accepted Answer

Demand charges

Answer

Energy charges per kWh

Answer

Customer service charges

Answer

Power factor penalties

Question 6

What is the primary limitation of using degree-day analysis for predicting energy consumption in buildings with significant internal heat gains?

Accepted Answer

Internal gains shift the balance point, making standard degree days inaccurate

Answer

Degree days cannot be calculated for warm climates

Answer

Internal gains do not affect energy consumption

Answer

Degree-day data is not available for commercial buildings